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1. (WO2016060798) DUAL LOCK SYSTEM

Pub. No.:    WO/2016/060798    International Application No.:    PCT/US2015/051537
Publication Date: Fri Apr 22 01:59:59 CEST 2016 International Filing Date: Wed Sep 23 01:59:59 CEST 2015
IPC: E21B 23/02
E21B 33/04
E21B 43/10
Applicants: CAMERON INTERNATIONAL CORPORATION
Inventors: NGUYEN, Dennis P.
Title: DUAL LOCK SYSTEM
Abstract:
A system including a mineral extraction system (10), including a hanger (26), and a dual lock system (32) configured to couple the mineral extraction system component to a tubular (22), wherein the dual lock system comprises an outer lock ring (56) and an inner lock ring (54).